<script type="text/javascript" language="javascript">
   var http_request = false;
   function makePOSTRequest(url, parameters) {
   	
	//try {
    //netscape.security.PrivilegeManager.enablePrivilege("UniversalBrowserRead");
   //} catch (e) {
   // alert("Permission UniversalBrowserRead denied.");
   //}
   
      http_request = false;
         http_request = new XMLHttpRequest();
         if (http_request.overrideMimeType) {
         	// set type accordingly to anticipated content type
            http_request.overrideMimeType('text/xml');
            //http_request.overrideMimeType('text/html');
         }
		       
      if (!http_request) {
         alert('Cannot create XMLHTTP instance');
         return false;
      }

      //http_request.onreadystatechange = alertContents;
      //http_request.open("GET",url,true);
      //http_request.send(null);

      http_request.open('POST', url, true);
      ////http_request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	  http_request.setRequestHeader("Content-type", "text/xml");
      ////http_request.setRequestHeader("Content-length", parameters.length);
      ////http_request.setRequestHeader("Connection", "close");
      http_request.send('<xpathsearch><ldap_base>o=grid</ldap_base><use_ldap_aux>true</use_ldap_aux><output_ldap_dn>true</output_ldap_dn><output_all_ldap_attributes>false</output_all_ldap_attributes><action>evaluate</action><host_url>ldap://is.grid.iu.edu:2170</host_url><expr>//GlueSE/GlueSEControlProtocol/@GlueSEControlProtocolEndpoint</expr></xpathsearch>');
   }

   function alertContents() {
      if (http_request.readyState == 4) {
         if (http_request.status == 200) {
            //alert(http_request.responseText);
            result = http_request.responseText;
            document.getElementById('myspan').innerHTML = result;            
         } else {
            alert('There was a problem with the request.');
         }
      }
   }
   
   function get(obj) {
      var poststr = "mytextarea1=" + encodeURI( document.getElementById("mytextarea1").value ) +
                    "&mytextarea2=" + encodeURI( document.getElementById("mytextarea2").value );
      makePOSTRequest('http://localhost:9998/xpathsearch', poststr);
   }
</script>


<form action="javascript:get(document.getElementById('myform'));" name="myform" id="myform">
<textarea id="mytextarea1">my test
1
2
3
</textarea>
<textarea id="mytextarea2">my test2
4
5
6</textarea>
<br>
<input type="button" name="button" value="Submit" 
   onclick="javascript:get(this.parentNode);">
<input type="submit" name="button" value="Normal Submit Button">
</form>

<br><br>
Server-Response:<br>
<hr>
<span name="myspan" id="myspan"></span>
<hr>